Home / 26,728.20-40,061.28-10,077.57

Finding the Fourth Proportional to 26,728.20, 40,061.28 and 10,077.57

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Solution

The fourth proportional to 26,728.20, 40,061.28 and 10,077.57 is: 15,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,728.20 : 40,061.28 = 10,077.57 : x
  2. Step 2: Convert to fraction form
    26,728.20/40,061.28 = 10,077.57/x
  3. Step 3: Cross multiply
    26,728.20x = 40,061.28 × 10,077.57
  4. Step 4: Simplify right side
    26,728.20x = 403,720,353.49
  5. Step 5: Solve for x
    x = 403,720,353.49/26,728.20
  6. Step 6: Final answer
    x = 15,104.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.